Optical Grade Quartz Wafers

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Selling leads
Optical Grade Quartz Wafers
Posting date : Mar 19, 2019
Membership
Free Member Scince May 12, 2018
FOB Price
-
Min. Order Quantity
-
Supply Abillity
-
Port
-
Payment Terms
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Package
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Keyword :
Category
Contact
Tianhua Wu
Selling Leads Detail
Company Info
 
Quick Detail
Place of Origin
China [CN]
Brand Name
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HS-CODE
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Package & Delivery Lead Time
Package
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Detailed Description
Our abundance experience at growing and mass production for optical grade quartz . We are equipped with advanced facilities at Crystal growing, wafer lapping, polishing and checking. 
Manufacturer of Fused Silica & Quartz & Glass Wafers, Piezo Single Crystal Wafers, Series Glass & Fused Silica Wafers, Single Crystal wafers.
Our R&D is active at developing and researching from big material to process 6” optical grade quartz wafer. 
Product Parameters
Material
Quartz Crystal 
Cutting Angle
X/Y/Z-cut  etc
Diameter/size
1”(25.4mm)-4”(100mm)
Tol(±)
<0.20 mm
Thickness
0.05mm  or more
LTV (5mmx5mm)
 <1µm
TTV
 <3µm
Bow
-30
Warp
<40µm
Surface Type
Single Side Polished /Double Sides Polished
Polished side Ra
<0.5nm
Back Side Criteria
General is 0.2-0.5µm or as customized
Scratch/Dig
Bette than 40/20
Edge Criteria
R=0.2mm or Bullnose
Material Property
ECD
Better than grade 4
Inclusion
Better than grade I
Q-Value
Better than grade C
Wafer Surface Criteria
Particles ¢>0.3 µm
<= 30
Scratch , Chipping
None
Defect
No edge cracks, scratches, saw marks, stains
Packaging
Qty/Wafer box
25pcs per box 
CQT dedicated to produce series glass wafers, fused silica wafers, SAW grade lithium tantalate wafers, optical grade lithium tantalate wafers, SAW grade lithium niobate wafers, optical grade lithium niobate wafers. CQT is a leading Chinese manufacturer who involves in piezoelectric crystals, surface acoustic wave filters and the single crystal growth.
 

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